:root{--navy:#102a43;--blue:#1677ff;--bg:#f4f7fb;--line:#dfe8f1;--muted:#62758a;--green:#16823d;--red:#c23d3d}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:#1d2b3a;font:15px/1.55 system-ui,"Microsoft JhengHei",sans-serif}.bar{background:var(--navy);color:#fff}.bar-in,main{max-width:1180px;margin:auto;padding-left:22px;padding-right:22px}.bar-in{height:64px;display:flex;align-items:center;gap:18px}.brand,.bar a{color:#fff;text-decoration:none;font-weight:850}.brand{font-size:20px}.brand span{color:#74b1ff}.nav{display:flex;gap:4px;flex:1}.nav a{padding:8px;font-size:14px}.wrap{padding-top:28px;padding-bottom:40px}.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px;margin:16px 0;box-shadow:0 2px 8px #183b560b}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.product{color:inherit;text-decoration:none}.product img{width:100%;height:150px;object-fit:contain;background:#f7faff;border-radius:8px}.price{font-weight:900;color:#1265c4;font-size:18px}.tag{display:inline-block;padding:3px 8px;border-radius:99px;font-size:12px;font-weight:800}.in_stock{background:#e8f7ed;color:#16823d}.out_of_stock{background:#ffeded;color:#c23d3d}.preorder{background:#fff3dc;color:#a56700}input,select,textarea{width:100%;padding:10px;border:1px solid #cbd8e5;border-radius:7px;font:inherit}.field{margin:12px 0}.field label{display:block;font-weight:800;margin-bottom:5px}.btn{display:inline-block;border:0;border-radius:7px;padding:10px 14px;background:var(--blue);color:#fff;text-decoration:none;font:inherit;font-weight:800;cursor:pointer}.outline{background:#fff;color:#38536d;border:1px solid #cbd8e5}.danger{background:#fff;color:var(--red);border:1px solid #efc6c6}.flash{background:#eaf7ef;color:#18763b;border-radius:7px;padding:11px;margin:12px 0}.warn{background:#fff4dc;color:#8a6012;border-radius:7px;padding:11px;margin:12px 0}table{width:100%;border-collapse:collapse;background:#fff}th,td{text-align:left;padding:11px;border-bottom:1px solid var(--line)}th{background:#f8fbff;color:#60778d}@media(max-width:760px){.grid{grid-template-columns:1fr}.nav{display:none}.bar-in,main{padding-left:14px;padding-right:14px}}